Kadokawa has released a new trailer for Shinmai Maou no Keiyakusha (The Testament of Sister New Devil), a series based on the light novel by author Tetsuto Uesu (Hagure Yūsha no Aestetica). The video features the opening theme "Blade of Hope" sung by the group sweet ARMS. The series premieres in January 2015.
The story of Shinmai Maou no Keiyakusha revolves around high school student Basara Toujou , a boy who is disturbed by a sudden question from his father, " Hey, did you used to say you wanted a little sister? "
His father announces he's remarrying and bringing two beautiful half-sisters, but then embarks on a trip abroad. However, the two sisters, Mio and Maria Naruse, are actually demons. Tetsuto began publishing the light novel, illustrated by Nekosuke Okuma (Nitroplus), in 2012.
A manga adaptation is to be released in Shounen Ace by Kashiwa Miyako .
Check it out:
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